1. Define extent

2. Download data

Get trail data

Note: this includes the classifications of ‘path’ (multi-use), ‘footway’ (foot traffic only), and “steps” (i.e. stairs)

Get trailhead data

Note: this is specifically for named trailheads. There are numerous parking areas that are at the start of trails that do now show up as trailheads.

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Get parking area data

This seems like it could be useful to augment trailhead data. That said, parking areas include many pull outs along roads that are deffinitly not trail access locations.

3. Map data